Other Library Functions

Library: omdate - date and time functions Include: omdate.xin

Return type: Integer Returns:        Returns the number of months difference between two specified dates.

Declaration

  define integer function ymdhms-month-difference
                (value stream a, value stream b)

This function takes two dates and returns a signed value representing the number of months difference between the two dates. The result is rounded down to the largest number of months less than or equal to the difference. The two specified dates can be in different time zones.

Arguments:

• "a" -- the first date, in "YYYYMMDDhhmmss+ZHZM" format.
• "b" -- the second date, also in "YYYYMMDDhhmmss+ZHZM" format.

Example:

  include "omdate.xin"
  process
     local integer elapsed-months
     set elapsed-months to ymdhms-month-difference ("19980416155545+0500", "19710401080000+0000")
     output "%d(elapsed-months) months have elapsed between the specified dates/times.%n"
  ; Result of this code:
  ;  324 months have elapsed between the specified dates/times.

Other Library Functions    add-to-ymdhms    arpadate-to-ymdhms    format-ymdhms    now-as-ymdhms    round-down-ymdhms    round-up-ymdhms    ymdhms-adjust-time-zone    ymdhms-day-difference    ymdhms-julian-day-count    ymdhms-month-difference    ymdhms-second-difference    ymdhms-to-arpadate    ymd-weekday

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